<html><body>Methods that follow <a href="http://en.wikipedia.org/wiki/JavaBean">JavaBean</a> naming contract for accessors are expected
to have no <a href="http://en.wikipedia.org/wiki/Side_effect_(computer_science)">side effects</a>.

However, methods with a result type of <code>Unit</code> are only executed for their side effects.

<small>* Refer to Programming in Scala, 2.3 Define some functions</small>
</body></html>